Receiving feature
Working frequency 890-915MHz
Bandwidth 25MHz
Receiving gain 12? dB
Typical noise coefficient ＜1.8dB
Bypass receiving loss ＜1.6dB
Port VSWR ≤1.4
IP3 input IP3 ＞10dBm
Transmission feature
Working frequency 935-960MHz
Bandwidth 25MHz
Transmission insertion loss ＜0.5dB
Port VSWR ≤1.4
Maximum power 200W
System feature
Receiving/Transmitting isolation ＞75dB
Inter-modulation -110 dBm
Environment feature
Temperature -40℃---+55℃
Humidity 5-95％
Shell protection IP68
Lighting protection IEC-1312-1
Electromagnetic compatibility ETS300 343-3
Mechanical feature
Size 245?00?90mm
Weight 5Kg
(PDU) Power Distribution Unit
Function: Offer power supply for Tower Mounted Amplifier and monitor alarming
Technical Specifications:
Input power
Input voltage DC24-60V
Output power Output amount 2 or 6 lines
Output voltage DC 7.5V to 9.5V
Quoted Output Voltage 200mA?0mA
Environment feature Temperature -30℃---+50℃
Humidity 5-95％
Electromagnetic compatibility ETS300 342-3
Mechanical feature
Size 44?00?80mm
Weight 0.8Kg
Connector
Alarm output 9 needles D socket
Bias T Joint
Function: Offer power for TMA, transmit RF signal and offer lighting
Insertion loss ≤0.3dB
Return loss ≤20dB
Lighting protection IEC-1312-1
Electromagnetic compatibility ETS300 342-3
Average failure interval ≥100000Hrs
Power Amplifier
Function: enhance emission power, strengthen downlink signal field intensity, expand coverage of base station, and improve communications quality
Frequency scope 935~960MHz
Power amplification unit
Gain 12 dB
Output power 52 ?\dBm
In-band fluctuation ≤1.2dB
Bypass insertion loss ≤1.2dB
Entire machine Gain 11?dB
Output power 51 ?dBm
In-band fluctuation ≤1.8dB
Bypass insertion Loss ≤2.5dB
RMS phase error ≤20
Peak phase error≤50
Frequency error ≤0.01ppm
Inter-modulation attenuation ≥70dBc
Port VSWR ≤1.4
Gain adjustment error 7?dB
Emission radio frequency carrying wave power in line with technical criteria of05.05
Output Modem frequency spectrum in line with technical criteria of05.05
Transient switch frequency spectrum in line with technical criteria of05.05
Anti-load loss match 10:1
Stray transmission
9KHz-1GHz：≤-36dBm
1G-12.75GHz：≤-30dBm
825-835MHz：≤-47dBm
870-880MHz：≤-47dBm
1800-1920MHz：≤-47dBm
3.4G-3.52G：≤-47dBm
885-915MHz：≤-98dBm
Temperature -25℃~+55℃
Forward power check 0~5V
Over forward pow
| Place of Origin: | Shanxi in China |
| Model No: | zkst-1 |
| Brand Name: | Zk Telecom |
| Package: | in wooden cases |